/Engine/Source/Runtime/Engine/Public/MaterialShared.h
Sets shader maps on the specified materials without blocking.
static void SetShaderMapsOnMaterialResources ( const [TMap](API\Runtime\Core\Containers\TMap)< [TRefCountPtr](API\Runtime\Core\Templates\TRefCountPtr)< [FMaterial](API\Runtime\Engine\FMaterial) >, [TRefCountPtr](API\Runtime\Core\Templates\TRefCountPtr)< [FMaterialShaderMap](API\Runtime\Engine\FMaterialShaderMap) >> & MaterialsToUpdate )